| Value | Category | Cases | |
|---|---|---|---|
| 1 | Complet assets of written accounts | 15 |
0.1%
|
| 2 | Only through informal records of orders, sales, purchases | 13 |
0%
|
| 3 | No record are kept | 107 |
0.4%
|
| Sysmiss | 28344 |